Red Dead Online Error Code 0x21002001 Troubleshooting on Xbox Series X|S
Last Updated: April 16, 2024
Question: What can I do about the following error while playing Red Dead Online on Xbox Series X|S?
You have been disconnected from Red Dead Online because the connection to Rockstar Games Services was lost [Error: 0x21002001]
Answer: This error is a result of a connectivity issue. If you are experiencing a poor connection while playing Red Dead Online on Xbox Series X|S, the following steps may help resolve the problem:
Check your network connection and Rockstar Games Service availability
Check to make sure your internet connection is working properly
Check the Rockstar Games Service Status for server outages or scheduled maintenance:
If the Red Dead Online Status currently says Up, the problem may be related to some connection types conflicting with other players or other problems with your network setup.
Check your internet connection speed
Go to Settings
Under General, select Network Settings
Select Test network speed & statistics
Below are good targets for minimum upload and download speeds:
Download Speed: 7.5 Mbps
Upload Speed (recommended): 1 Mbps
Upload Speed (minimum): 0.5 Mbps
Note: If you are on a wireless connection and still having issues, try a wired connection.
Check your Network Address Translation (NAT) Type settings
Press the Xbox button on your controller
Select Settings
Under General, select Network Settings
Your NAT Type and connection type should be displayed on the right side of the screen. If the NAT Type shows as Unknown, select Test NAT Type.
A more open NAT Type will have fewer conflicts and connectivity issues with other players. Below are definitions for the different NAT Types:
Open NAT Type: Can play games with any NAT Type
Moderate NAT Type: Can play games with open or moderate NAT Types
Strict NAT Type: Can only play games with open NAT Types
Check your open network ports
The Xbox network requires the following ports to be open:
Port 88 (UDP)
Port 53 (UDP and TCP)
Port 3544 (UDP)
Port 4500 (UDP)
Red Dead Online requires the following ports to be open:
Port 6672 (UDP)
Port 61455 (UDP)
Port 61457 (UDP)
Port 61456 (UDP)
Port 61458 (UDP)
Change your Domain Name Servers (DNS)
Open the guide by pressing the Xbox button on your controller
Move right to the System tab
Select Settings
Select Network
Select Network settings
Select Advanced settings
Make sure to write down your existing DNS servers from this screen
Select DNS settings
Select Manual
Enter the following DNS servers:
Primary DNS = 8.8.8.8
Secondary DNS = 8.8.4.4
Reset your network router
You can reset your router by unplugging it and leaving it unplugged for about 10 minutes. Once you plug your router back in and can connect to the internet, launch Red Dead Online and check to see if your issue is resolved.